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Light World Earthquakes Magnitude 4-4.9

Light earthquake 4 mag, Gulf of Alaska

Posted by admin on February 10, 2018 0 Comments

Earthquake location 55.6132S, -149.0865WA light earthquake with magnitude 4 (ml/mb) was reported Gulf of Alaska (0 miles) on Wednesday. Unique identifier: us1000cejb. Ids that are associated to the event: ak18193320, us1000cejb. The temblor was picked up at 13:23:31 / 1:23 pm (local time epicenter). Date and time of earthquake in UTC/GMT: 24/01/18 / 2018-01-24 23:23:31 / January 24, 2018 @ 11:23 pm. A tsunami warning has not been issued (Does not indicate if a tsunami actually did or will exist). Exact location of earthquake, -149.0865° West, 55.6132° North, depth 6.89 km. The earthquake occurred at a depth of 6.89 km (4 miles) below the earth’s surface.

Each year there are an estimated 13,000 light earthquakes in the world. In the past 24 hours, there have been one thousand and fourty-two, in the last 10 days one thousand, two hundred and sixty-six, in the past 30 days one thousand, two hundred and sixty-six and in the last 365 days one thousand, two hundred and sixty-eight earthquakes of magnitude 3.0 or greater that have been detected nearby. Earthquakes 4.0 to 5.0 are often felt, but only causes minor damage.

How would you describe the shaking?

What was your situation during the earthquake? Leave a comment or report about damage, shaking and activity at your home, city and country. This information comes from the USGS Earthquake Notification Service. Read more about the earthquake, Seismometer information, Date-Time, Location, Distances, Parameters and details about this quake, recorded: Gulf of Alaska.

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More information

Parameter Value Description
Magnitude 4 mb The magnitude for the event.
Longitude -149.0865° West Decimal degrees longitude. Negative values for western longitudes.
Latitude 55.6132° North Decimal degrees latitude. Negative values for southern latitudes.
Depth 6.89 km Depth of the event in kilometers.
Place Gulf of Alaska Textual description of named geographic region near to the event. This may be a city name, or a Flinn-Engdahl Region name.
Time 2018-01-24 23:23:31 Time when the event occurred. UTC/GMT
Updated 2018-02-10 03:07:33 Time when the event was most recently updated. UTC/GMT
Timezone offset -600 Timezone offset from UTC in minutes at the event epicenter.
Felt The total number of felt reports
CDI The maximum reported intensity for the event.
MMI The maximum estimated instrumental intensity for the event.
Alert Level The alert level from the PAGER earthquake impact scale. Green, Yellow, Orange or Red.
Review Status reviewed Indicates whether the event has been reviewed by a human.
Tsunami 0 This flag is set to "1" for large events in oceanic regions and "0" otherwise. The existence or value of this flag does not indicate if a tsunami actually did or will exist.
SIG 246 A number describing how significant the event is. Larger numbers indicate a more significant event.
Network us The ID of a data contributor. Identifies the network considered to be the preferred source of information for this event.
Sources ,ak,us, A comma-separated list of network contributors.
Number of Stations Used The total number of Number of seismic stations which reported P- and S-arrival times for this earthquake.
Horizontal Distance 2.837 Horizontal distance from the epicenter to the nearest station (in degrees).
Root Mean Square 0.67 sec The root-mean-square (RMS) travel time residual, in sec, using all weights.
Azimuthal Gap 201 The largest azimuthal gap between azimuthally adjacent stations (in degrees).
Magnitude Type mb The method or algorithm used to calculate the preferred magnitude for the event.
Event Type earthquake Type of seismic event.
Event ID us1000cejb Id of event.
Event Code 1000cejb An identifying code assigned by, and unique from, the corresponding source for the event.
Event IDS ,ak18193320,us1000cejb, A comma-separated list of event ids that are associated to an event.

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